CVE-2026-83312

Received Received - Intake

Oracle BI Publisher Unauthorized Data Access Vulnerability

Publication date: 2026-09-15

Last updated on: 2026-09-18

Assigner: Oracle

Description

Vulnerability in the Oracle BI Publisher product of Oracle Analytics (component: E-Business Suite - XDO). Supported versions that are affected are 8.2.0.0.0, 12.2.1.4.0 and 26.01.0.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle BI Publisher. While the vulnerability is in Oracle BI Publisher, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle BI Publisher accessible data. CVSS 3.1 Base Score 7.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N).

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-09-15

Last Modified

2026-09-18

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-83312

EUVD

EUVD-2026-79664

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	bi_publisher	8.2.0.0.0
oracle	bi_publisher	12.2.1.4.0
oracle	bi_publisher	26.01.0.0.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-284	The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle BI Publisher, part of Oracle Analytics. It affects versions 8.2.0.0.0, 12.2.1.4.0, and 26.01.0.0.0. A low-privileged attacker with network access via HTTP can exploit it to gain unauthorized access to critical data or all accessible data in Oracle BI Publisher. The CVSS score is 7.7, indicating high confidentiality impact.

Detection Guidance

This vulnerability affects Oracle BI Publisher versions 8.2.0.0.0, 12.2.1.4.0, and 26.01.0.0.0. Detection involves checking the installed version of Oracle BI Publisher. Use commands like 'opatch lsinventory' or check the version in the Oracle BI Publisher admin console. Ensure network monitoring for unauthorized HTTP access to Oracle BI Publisher endpoints.

Impact Analysis

If you use Oracle BI Publisher, an attacker could access sensitive data stored or processed by the system. This may lead to data breaches, loss of confidential information, or further attacks on connected systems due to the scope change mentioned.

Compliance Impact

This vulnerability could lead to unauthorized data access, violating GDPR's data protection principles or HIPAA's security requirements. Non-compliance may result in legal penalties, fines, or reputational damage due to exposed sensitive data.

Mitigation Strategies

Apply the latest security patches from Oracle for Oracle BI Publisher versions 8.2.0.0.0, 12.2.1.4.0, and 26.01.0.0.0. Restrict network access to Oracle BI Publisher via HTTP to trusted sources only. Review and enforce least-privilege access controls for users.

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